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Table 1 - Groundwater Removal and Analytical Data <br /> Tosco(Former BP)Service Station No 11192 <br /> 1403 Country Club Boulevard <br /> Stockton California <br /> EXPLANATTON ANALYTICAL METHODS <br /> ppb=parts per billion TPHg = Total Petroleum Hydrocarbons as gasohne according to EPA Method 8015 Modified <br /> ND=Not Detected Benzene Toluene Ethylbenzene and Total Xylenes according to EPA Method 8020 <br /> =Results Pending MTBE=Methyl tertiary butyl ether according to EPA Method 8260 <br /> *=Not Analyzed <br /> ANALYTICAL LABORATORY <br /> Sequoia Analytical(FLAP#1271 & 12 10) <br /> 1=Elevated detection limit Refer to analytical report <br /> z=MTBE Concentrations from MW-3 used for Mass Removal Calculations <br /> ;=Chromatogram pattern Gasoline C6 C12 <br /> =MTBE by 8020 <br /> s=This Sample was analyzed outside the EPA recommended holding time <br /> MTBE Removed(lbs}=MTBE concentration{ppb} *gallons removed*8 337lbs/gal H2O/I x 109 ppb <br /> MTBE Concentration= (MTBE Concentration MW-3-PRE+MTBE Concentration MW-3-POST)12 <br /> 14024504 <br />